Doraemon Movie (2013)

The 2013 anime film entry in the Doraemon franchise, titled Doraemon: Nobita no Himitsu Dougu Museum, is created by Shinei Animation as usual. In the movie, a mysterious entity steals the bell that Doraemon, the robot cat from the future, wears around his neck. Doraemon, his hapless owner Nobita, and their friends track down the thief and arrive at a magnificent secret gadget museum. (based on ANN synopsis)